Home / 8,922.52-12,313.11-5,563.36

Finding the Fourth Proportional to 8,922.52, 12,313.11 and 5,563.36

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Solution

The fourth proportional to 8,922.52, 12,313.11 and 5,563.36 is: 7,677.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.52 : 12,313.11 = 5,563.36 : x
  2. Step 2: Convert to fraction form
    8,922.52/12,313.11 = 5,563.36/x
  3. Step 3: Cross multiply
    8,922.52x = 12,313.11 × 5,563.36
  4. Step 4: Simplify right side
    8,922.52x = 68,502,263.65
  5. Step 5: Solve for x
    x = 68,502,263.65/8,922.52
  6. Step 6: Final answer
    x = 7,677.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.